1. Geohydrologic systems in Kansas, geohydrology of the upper aquifer unit in the western interior plains aquifer system Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Map Distribution Resource Type: Map Access & Availability: Loading
2. Geohydrologic systems in Kansas, geohydrology of the lower aquifer unit in the western interior plains aquifer system Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Map Distribution Resource Type: Map Access & Availability: Loading
3. Digital models of a glacial outwash aquifer in the Pearl-Sallie lakes area, west-central Minnesota Author/Creator: Larson, S. P., author Publication/Creation: St. Paul, Minnesota : U.S. Geological Survey, 1975 Resource Type: Book Access & Availability: Loading